Annotation of mandoc/main.c, Revision 1.53
1.53 ! kristaps 1: /* $Id: main.c,v 1.52 2009/10/30 05:58:37 kristaps Exp $ */
1.1 kristaps 2: /*
1.26 kristaps 3: * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
1.1 kristaps 4: *
5: * Permission to use, copy, modify, and distribute this software for any
1.25 kristaps 6: * purpose with or without fee is hereby granted, provided that the above
7: * copyright notice and this permission notice appear in all copies.
1.1 kristaps 8: *
1.25 kristaps 9: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1 kristaps 16: */
17: #include <sys/stat.h>
18:
19: #include <assert.h>
20: #include <fcntl.h>
21: #include <stdio.h>
1.45 kristaps 22: #include <stdint.h>
1.1 kristaps 23: #include <stdlib.h>
24: #include <string.h>
25: #include <unistd.h>
26:
27: #include "mdoc.h"
1.10 kristaps 28: #include "man.h"
1.46 kristaps 29: #include "main.h"
1.1 kristaps 30:
1.45 kristaps 31: #define UNCONST(a) ((void *)(uintptr_t)(const void *)(a))
32:
1.16 kristaps 33: /* Account for FreeBSD and Linux in our declarations. */
34:
1.3 kristaps 35: #ifdef __linux__
36: extern int getsubopt(char **, char * const *, char **);
1.49 kristaps 37: extern size_t strlcat(char *, const char *, size_t);
1.3 kristaps 38: # ifndef __dead
39: # define __dead __attribute__((__noreturn__))
40: # endif
1.13 kristaps 41: #elif defined(__dead2)
1.10 kristaps 42: # ifndef __dead
43: # define __dead __dead2
44: # endif
1.3 kristaps 45: #endif
46:
1.42 kristaps 47: typedef void (*out_mdoc)(void *, const struct mdoc *);
48: typedef void (*out_man)(void *, const struct man *);
1.22 kristaps 49: typedef void (*out_free)(void *);
50:
1.5 kristaps 51: struct buf {
52: char *buf;
53: size_t sz;
54: };
55:
1.19 kristaps 56: enum intt {
57: INTT_AUTO,
58: INTT_MDOC,
59: INTT_MAN
60: };
61:
62: enum outt {
63: OUTT_ASCII = 0,
64: OUTT_TREE,
1.43 kristaps 65: OUTT_HTML,
1.19 kristaps 66: OUTT_LINT
67: };
68:
1.5 kristaps 69: struct curparse {
1.22 kristaps 70: const char *file; /* Current parse. */
71: int fd; /* Current parse. */
1.5 kristaps 72: int wflags;
1.36 kristaps 73: #define WARN_WALL (1 << 0) /* All-warnings mask. */
1.1 kristaps 74: #define WARN_WERR (1 << 2) /* Warnings->errors. */
1.23 kristaps 75: int fflags;
76: #define IGN_SCOPE (1 << 0) /* Ignore scope errors. */
1.24 kristaps 77: #define NO_IGN_ESCAPE (1 << 1) /* Don't ignore bad escapes. */
78: #define NO_IGN_MACRO (1 << 2) /* Don't ignore bad macros. */
79: #define NO_IGN_CHARS (1 << 3) /* Don't ignore bad chars. */
1.39 kristaps 80: #define IGN_ERRORS (1 << 4) /* Ignore failed parse. */
1.29 kristaps 81: enum intt inttype; /* Input parsers... */
1.19 kristaps 82: struct man *man;
1.22 kristaps 83: struct man *lastman;
1.19 kristaps 84: struct mdoc *mdoc;
1.22 kristaps 85: struct mdoc *lastmdoc;
1.29 kristaps 86: enum outt outtype; /* Output devices... */
1.22 kristaps 87: out_mdoc outmdoc;
88: out_man outman;
89: out_free outfree;
90: void *outdata;
1.49 kristaps 91: char outopts[BUFSIZ];
1.5 kristaps 92: };
1.1 kristaps 93:
94: static int foptions(int *, char *);
95: static int toptions(enum outt *, char *);
1.10 kristaps 96: static int moptions(enum intt *, char *);
1.1 kristaps 97: static int woptions(int *, char *);
98: static int merr(void *, int, int, const char *);
1.37 kristaps 99: static int mwarn(void *, int, int, const char *);
1.19 kristaps 100: static int ffile(struct buf *, struct buf *,
101: const char *, struct curparse *);
1.5 kristaps 102: static int fdesc(struct buf *, struct buf *,
1.19 kristaps 103: struct curparse *);
1.22 kristaps 104: static int pset(const char *, int, struct curparse *,
1.19 kristaps 105: struct man **, struct mdoc **);
106: static struct man *man_init(struct curparse *);
107: static struct mdoc *mdoc_init(struct curparse *);
1.10 kristaps 108: __dead static void version(void);
109: __dead static void usage(void);
1.1 kristaps 110:
1.22 kristaps 111: extern char *__progname;
112:
1.1 kristaps 113:
114: int
115: main(int argc, char *argv[])
116: {
1.19 kristaps 117: int c, rc;
1.5 kristaps 118: struct buf ln, blk;
119: struct curparse curp;
1.1 kristaps 120:
1.51 kristaps 121: memset(&curp, 0, sizeof(struct curparse));
1.5 kristaps 122:
1.19 kristaps 123: curp.inttype = INTT_AUTO;
1.22 kristaps 124: curp.outtype = OUTT_ASCII;
1.19 kristaps 125:
1.1 kristaps 126: /* LINTED */
1.47 kristaps 127: while (-1 != (c = getopt(argc, argv, "f:m:O:T:VW:")))
1.1 kristaps 128: switch (c) {
129: case ('f'):
1.19 kristaps 130: if ( ! foptions(&curp.fflags, optarg))
1.32 kristaps 131: return(EXIT_FAILURE);
1.1 kristaps 132: break;
1.10 kristaps 133: case ('m'):
1.19 kristaps 134: if ( ! moptions(&curp.inttype, optarg))
1.32 kristaps 135: return(EXIT_FAILURE);
1.10 kristaps 136: break;
1.48 kristaps 137: case ('O'):
1.49 kristaps 138: (void)strlcat(curp.outopts, optarg, BUFSIZ);
139: (void)strlcat(curp.outopts, ",", BUFSIZ);
1.44 kristaps 140: break;
1.1 kristaps 141: case ('T'):
1.22 kristaps 142: if ( ! toptions(&curp.outtype, optarg))
1.32 kristaps 143: return(EXIT_FAILURE);
1.1 kristaps 144: break;
145: case ('W'):
1.5 kristaps 146: if ( ! woptions(&curp.wflags, optarg))
1.32 kristaps 147: return(EXIT_FAILURE);
1.1 kristaps 148: break;
149: case ('V'):
150: version();
151: /* NOTREACHED */
152: default:
153: usage();
154: /* NOTREACHED */
155: }
156:
157: argc -= optind;
158: argv += optind;
159:
1.51 kristaps 160: memset(&ln, 0, sizeof(struct buf));
161: memset(&blk, 0, sizeof(struct buf));
1.1 kristaps 162:
1.22 kristaps 163: rc = 1;
1.1 kristaps 164:
1.30 kristaps 165: if (NULL == *argv) {
166: curp.file = "<stdin>";
167: curp.fd = STDIN_FILENO;
1.39 kristaps 168:
169: c = fdesc(&blk, &ln, &curp);
170: if ( ! (IGN_ERRORS & curp.fflags))
171: rc = 1 == c ? 1 : 0;
172: else
173: rc = -1 == c ? 0 : 1;
1.30 kristaps 174: }
1.22 kristaps 175:
176: while (rc && *argv) {
1.39 kristaps 177: c = ffile(&blk, &ln, *argv, &curp);
178: if ( ! (IGN_ERRORS & curp.fflags))
179: rc = 1 == c ? 1 : 0;
180: else
181: rc = -1 == c ? 0 : 1;
182:
1.22 kristaps 183: argv++;
184: if (*argv && rc) {
185: if (curp.lastman)
1.52 kristaps 186: man_reset(curp.lastman);
1.22 kristaps 187: if (curp.lastmdoc)
1.52 kristaps 188: mdoc_reset(curp.lastmdoc);
1.22 kristaps 189: curp.lastman = NULL;
190: curp.lastmdoc = NULL;
1.4 kristaps 191: }
1.1 kristaps 192: }
193:
1.5 kristaps 194: if (blk.buf)
195: free(blk.buf);
196: if (ln.buf)
197: free(ln.buf);
1.22 kristaps 198: if (curp.outfree)
199: (*curp.outfree)(curp.outdata);
1.19 kristaps 200: if (curp.mdoc)
201: mdoc_free(curp.mdoc);
202: if (curp.man)
203: man_free(curp.man);
1.1 kristaps 204:
205: return(rc ? EXIT_SUCCESS : EXIT_FAILURE);
206: }
207:
208:
209: __dead static void
210: version(void)
211: {
212:
213: (void)printf("%s %s\n", __progname, VERSION);
1.18 kristaps 214: exit(EXIT_SUCCESS);
1.1 kristaps 215: }
216:
217:
218: __dead static void
219: usage(void)
220: {
221:
1.12 kristaps 222: (void)fprintf(stderr, "usage: %s [-V] [-foption...] "
1.48 kristaps 223: "[-mformat] [-Ooption] [-Toutput] "
224: "[-Werr...]\n", __progname);
1.18 kristaps 225: exit(EXIT_FAILURE);
1.1 kristaps 226: }
227:
228:
1.19 kristaps 229: static struct man *
230: man_init(struct curparse *curp)
231: {
232: int pflags;
233: struct man_cb mancb;
234:
235: mancb.man_err = merr;
1.37 kristaps 236: mancb.man_warn = mwarn;
1.19 kristaps 237:
1.30 kristaps 238: /* Defaults from mandoc.1. */
1.27 kristaps 239:
1.33 kristaps 240: pflags = MAN_IGN_MACRO | MAN_IGN_ESCAPE | MAN_IGN_CHARS;
1.27 kristaps 241:
1.20 kristaps 242: if (curp->fflags & NO_IGN_MACRO)
243: pflags &= ~MAN_IGN_MACRO;
1.31 kristaps 244: if (curp->fflags & NO_IGN_CHARS)
245: pflags &= ~MAN_IGN_CHARS;
1.33 kristaps 246: if (curp->fflags & NO_IGN_ESCAPE)
247: pflags &= ~MAN_IGN_ESCAPE;
1.19 kristaps 248:
1.52 kristaps 249: return(man_alloc(curp, pflags, &mancb));
1.19 kristaps 250: }
251:
252:
253: static struct mdoc *
254: mdoc_init(struct curparse *curp)
255: {
256: int pflags;
257: struct mdoc_cb mdoccb;
258:
259: mdoccb.mdoc_err = merr;
1.37 kristaps 260: mdoccb.mdoc_warn = mwarn;
1.19 kristaps 261:
1.30 kristaps 262: /* Defaults from mandoc.1. */
1.27 kristaps 263:
1.24 kristaps 264: pflags = MDOC_IGN_MACRO | MDOC_IGN_ESCAPE | MDOC_IGN_CHARS;
1.19 kristaps 265:
266: if (curp->fflags & IGN_SCOPE)
267: pflags |= MDOC_IGN_SCOPE;
1.24 kristaps 268: if (curp->fflags & NO_IGN_ESCAPE)
269: pflags &= ~MDOC_IGN_ESCAPE;
270: if (curp->fflags & NO_IGN_MACRO)
271: pflags &= ~MDOC_IGN_MACRO;
272: if (curp->fflags & NO_IGN_CHARS)
273: pflags &= ~MDOC_IGN_CHARS;
1.19 kristaps 274:
1.52 kristaps 275: return(mdoc_alloc(curp, pflags, &mdoccb));
1.19 kristaps 276: }
277:
278:
279: static int
280: ffile(struct buf *blk, struct buf *ln,
281: const char *file, struct curparse *curp)
1.1 kristaps 282: {
1.19 kristaps 283: int c;
1.1 kristaps 284:
1.19 kristaps 285: curp->file = file;
286: if (-1 == (curp->fd = open(curp->file, O_RDONLY, 0))) {
1.53 ! kristaps 287: perror(curp->file);
1.39 kristaps 288: return(-1);
1.1 kristaps 289: }
290:
1.19 kristaps 291: c = fdesc(blk, ln, curp);
1.1 kristaps 292:
1.19 kristaps 293: if (-1 == close(curp->fd))
1.53 ! kristaps 294: perror(curp->file);
1.1 kristaps 295:
296: return(c);
297: }
298:
299:
300: static int
1.19 kristaps 301: fdesc(struct buf *blk, struct buf *ln, struct curparse *curp)
1.1 kristaps 302: {
303: size_t sz;
304: ssize_t ssz;
305: struct stat st;
1.29 kristaps 306: int j, i, pos, lnn, comment;
1.19 kristaps 307: struct man *man;
308: struct mdoc *mdoc;
1.10 kristaps 309:
1.19 kristaps 310: sz = BUFSIZ;
311: man = NULL;
312: mdoc = NULL;
1.1 kristaps 313:
314: /*
1.19 kristaps 315: * Two buffers: ln and buf. buf is the input buffer optimised
316: * here for each file's block size. ln is a line buffer. Both
1.1 kristaps 317: * growable, hence passed in by ptr-ptr.
318: */
319:
1.19 kristaps 320: if (-1 == fstat(curp->fd, &st))
1.53 ! kristaps 321: perror(curp->file);
1.6 kristaps 322: else if ((size_t)st.st_blksize > sz)
323: sz = st.st_blksize;
1.1 kristaps 324:
1.5 kristaps 325: if (sz > blk->sz) {
326: blk->buf = realloc(blk->buf, sz);
1.19 kristaps 327: if (NULL == blk->buf) {
1.53 ! kristaps 328: perror(NULL);
! 329: exit(EXIT_FAILURE);
1.19 kristaps 330: }
1.5 kristaps 331: blk->sz = sz;
1.1 kristaps 332: }
333:
1.19 kristaps 334: /* Fill buf with file blocksize. */
1.1 kristaps 335:
1.29 kristaps 336: for (lnn = pos = comment = 0; ; ) {
1.19 kristaps 337: if (-1 == (ssz = read(curp->fd, blk->buf, sz))) {
1.53 ! kristaps 338: perror(curp->file);
1.39 kristaps 339: return(-1);
1.1 kristaps 340: } else if (0 == ssz)
341: break;
342:
1.19 kristaps 343: /* Parse the read block into partial or full lines. */
344:
1.1 kristaps 345: for (i = 0; i < (int)ssz; i++) {
1.5 kristaps 346: if (pos >= (int)ln->sz) {
347: ln->sz += 256; /* Step-size. */
348: ln->buf = realloc(ln->buf, ln->sz);
1.19 kristaps 349: if (NULL == ln->buf) {
1.53 ! kristaps 350: perror(NULL);
! 351: return(EXIT_FAILURE);
1.19 kristaps 352: }
1.1 kristaps 353: }
354:
1.5 kristaps 355: if ('\n' != blk->buf[i]) {
1.29 kristaps 356: if (comment)
357: continue;
1.5 kristaps 358: ln->buf[pos++] = blk->buf[i];
1.29 kristaps 359:
360: /* Handle in-line `\"' comments. */
361:
362: if (1 == pos || '\"' != ln->buf[pos - 1])
363: continue;
364:
365: for (j = pos - 2; j >= 0; j--)
366: if ('\\' != ln->buf[j])
367: break;
368:
369: if ( ! ((pos - 2 - j) % 2))
370: continue;
371:
372: comment = 1;
373: pos -= 2;
1.1 kristaps 374: continue;
1.29 kristaps 375: }
1.1 kristaps 376:
1.29 kristaps 377: /* Handle escaped `\\n' newlines. */
1.1 kristaps 378:
1.29 kristaps 379: if (pos > 0 && 0 == comment &&
380: '\\' == ln->buf[pos - 1]) {
1.1 kristaps 381: for (j = pos - 1; j >= 0; j--)
1.5 kristaps 382: if ('\\' != ln->buf[j])
1.1 kristaps 383: break;
384: if ( ! ((pos - j) % 2)) {
385: pos--;
386: lnn++;
387: continue;
388: }
389: }
390:
1.5 kristaps 391: ln->buf[pos] = 0;
1.19 kristaps 392: lnn++;
1.29 kristaps 393:
394: /* If unset, assign parser in pset(). */
1.19 kristaps 395:
396: if ( ! (man || mdoc) && ! pset(ln->buf,
397: pos, curp, &man, &mdoc))
1.39 kristaps 398: return(-1);
1.19 kristaps 399:
1.29 kristaps 400: pos = comment = 0;
1.19 kristaps 401:
1.30 kristaps 402: /* Pass down into parsers. */
403:
1.10 kristaps 404: if (man && ! man_parseln(man, lnn, ln->buf))
1.1 kristaps 405: return(0);
1.19 kristaps 406: if (mdoc && ! mdoc_parseln(mdoc, lnn, ln->buf))
407: return(0);
1.1 kristaps 408: }
409: }
410:
1.29 kristaps 411: /* NOTE a parser may not have been assigned, yet. */
1.19 kristaps 412:
1.22 kristaps 413: if ( ! (man || mdoc)) {
1.53 ! kristaps 414: fprintf(stderr, "%s: Not a manual\n", curp->file);
1.22 kristaps 415: return(0);
416: }
417:
418: if (mdoc && ! mdoc_endparse(mdoc))
419: return(0);
420: if (man && ! man_endparse(man))
421: return(0);
1.19 kristaps 422:
1.29 kristaps 423: /* If unset, allocate output dev now (if applicable). */
1.22 kristaps 424:
425: if ( ! (curp->outman && curp->outmdoc)) {
426: switch (curp->outtype) {
1.43 kristaps 427: case (OUTT_HTML):
1.44 kristaps 428: curp->outdata = html_alloc(curp->outopts);
1.43 kristaps 429: curp->outman = html_man;
430: curp->outmdoc = html_mdoc;
431: curp->outfree = html_free;
432: break;
1.22 kristaps 433: case (OUTT_TREE):
434: curp->outman = tree_man;
435: curp->outmdoc = tree_mdoc;
436: break;
437: case (OUTT_LINT):
438: break;
439: default:
440: curp->outdata = ascii_alloc();
441: curp->outman = terminal_man;
442: curp->outmdoc = terminal_mdoc;
443: curp->outfree = terminal_free;
444: break;
445: }
446: }
447:
448: /* Execute the out device, if it exists. */
449:
450: if (man && curp->outman)
1.42 kristaps 451: (*curp->outman)(curp->outdata, man);
1.22 kristaps 452: if (mdoc && curp->outmdoc)
1.42 kristaps 453: (*curp->outmdoc)(curp->outdata, mdoc);
1.22 kristaps 454:
455: return(1);
1.19 kristaps 456: }
457:
458:
459: static int
1.22 kristaps 460: pset(const char *buf, int pos, struct curparse *curp,
1.19 kristaps 461: struct man **man, struct mdoc **mdoc)
462: {
1.29 kristaps 463: int i;
1.19 kristaps 464:
465: /*
466: * Try to intuit which kind of manual parser should be used. If
467: * passed in by command-line (-man, -mdoc), then use that
468: * explicitly. If passed as -mandoc, then try to guess from the
1.30 kristaps 469: * line: either skip dot-lines, use -mdoc when finding `.Dt', or
1.19 kristaps 470: * default to -man, which is more lenient.
471: */
472:
1.29 kristaps 473: if (buf[0] == '.') {
474: for (i = 1; buf[i]; i++)
475: if (' ' != buf[i] && '\t' != buf[i])
476: break;
477: if (0 == buf[i])
478: return(1);
479: }
1.10 kristaps 480:
1.19 kristaps 481: switch (curp->inttype) {
482: case (INTT_MDOC):
483: if (NULL == curp->mdoc)
484: curp->mdoc = mdoc_init(curp);
485: if (NULL == (*mdoc = curp->mdoc))
486: return(0);
1.22 kristaps 487: curp->lastmdoc = *mdoc;
1.19 kristaps 488: return(1);
489: case (INTT_MAN):
490: if (NULL == curp->man)
491: curp->man = man_init(curp);
492: if (NULL == (*man = curp->man))
493: return(0);
1.22 kristaps 494: curp->lastman = *man;
1.19 kristaps 495: return(1);
496: default:
497: break;
498: }
499:
500: if (pos >= 3 && 0 == memcmp(buf, ".Dd", 3)) {
501: if (NULL == curp->mdoc)
502: curp->mdoc = mdoc_init(curp);
503: if (NULL == (*mdoc = curp->mdoc))
504: return(0);
1.22 kristaps 505: curp->lastmdoc = *mdoc;
1.19 kristaps 506: return(1);
507: }
508:
509: if (NULL == curp->man)
510: curp->man = man_init(curp);
511: if (NULL == (*man = curp->man))
512: return(0);
1.22 kristaps 513: curp->lastman = *man;
1.19 kristaps 514: return(1);
1.10 kristaps 515: }
516:
517:
518: static int
519: moptions(enum intt *tflags, char *arg)
520: {
521:
1.17 kristaps 522: if (0 == strcmp(arg, "doc"))
1.10 kristaps 523: *tflags = INTT_MDOC;
1.19 kristaps 524: else if (0 == strcmp(arg, "andoc"))
525: *tflags = INTT_AUTO;
1.17 kristaps 526: else if (0 == strcmp(arg, "an"))
1.10 kristaps 527: *tflags = INTT_MAN;
528: else {
1.53 ! kristaps 529: fprintf(stderr, "%s: Bad argument", arg);
1.10 kristaps 530: return(0);
531: }
532:
533: return(1);
1.1 kristaps 534: }
535:
536:
537: static int
538: toptions(enum outt *tflags, char *arg)
539: {
540:
541: if (0 == strcmp(arg, "ascii"))
542: *tflags = OUTT_ASCII;
543: else if (0 == strcmp(arg, "lint"))
544: *tflags = OUTT_LINT;
545: else if (0 == strcmp(arg, "tree"))
546: *tflags = OUTT_TREE;
1.43 kristaps 547: else if (0 == strcmp(arg, "html"))
548: *tflags = OUTT_HTML;
1.1 kristaps 549: else {
1.53 ! kristaps 550: fprintf(stderr, "%s: Bad argument", arg);
1.1 kristaps 551: return(0);
552: }
553:
554: return(1);
555: }
556:
557:
558: static int
559: foptions(int *fflags, char *arg)
560: {
1.34 kristaps 561: char *v, *o;
1.50 kristaps 562: const char *toks[8];
1.1 kristaps 563:
564: toks[0] = "ign-scope";
1.24 kristaps 565: toks[1] = "no-ign-escape";
566: toks[2] = "no-ign-macro";
567: toks[3] = "no-ign-chars";
1.39 kristaps 568: toks[4] = "ign-errors";
569: toks[5] = "strict";
1.50 kristaps 570: toks[6] = "ign-escape";
571: toks[7] = NULL;
1.1 kristaps 572:
1.34 kristaps 573: while (*arg) {
574: o = arg;
1.45 kristaps 575: switch (getsubopt(&arg, UNCONST(toks), &v)) {
1.1 kristaps 576: case (0):
1.15 kristaps 577: *fflags |= IGN_SCOPE;
1.1 kristaps 578: break;
579: case (1):
1.24 kristaps 580: *fflags |= NO_IGN_ESCAPE;
1.1 kristaps 581: break;
582: case (2):
1.24 kristaps 583: *fflags |= NO_IGN_MACRO;
1.1 kristaps 584: break;
1.20 kristaps 585: case (3):
1.24 kristaps 586: *fflags |= NO_IGN_CHARS;
587: break;
588: case (4):
1.39 kristaps 589: *fflags |= IGN_ERRORS;
590: break;
591: case (5):
1.24 kristaps 592: *fflags |= NO_IGN_ESCAPE |
593: NO_IGN_MACRO | NO_IGN_CHARS;
1.20 kristaps 594: break;
1.50 kristaps 595: case (6):
596: *fflags &= ~NO_IGN_ESCAPE;
597: break;
1.1 kristaps 598: default:
1.53 ! kristaps 599: fprintf(stderr, "%s: Bad argument", o);
1.1 kristaps 600: return(0);
601: }
1.34 kristaps 602: }
1.1 kristaps 603:
604: return(1);
605: }
606:
607:
608: static int
609: woptions(int *wflags, char *arg)
610: {
1.34 kristaps 611: char *v, *o;
1.45 kristaps 612: const char *toks[3];
1.1 kristaps 613:
614: toks[0] = "all";
1.36 kristaps 615: toks[1] = "error";
616: toks[2] = NULL;
1.1 kristaps 617:
1.34 kristaps 618: while (*arg) {
619: o = arg;
1.45 kristaps 620: switch (getsubopt(&arg, UNCONST(toks), &v)) {
1.1 kristaps 621: case (0):
622: *wflags |= WARN_WALL;
623: break;
624: case (1):
625: *wflags |= WARN_WERR;
626: break;
627: default:
1.53 ! kristaps 628: fprintf(stderr, "%s: Bad argument", o);
1.1 kristaps 629: return(0);
630: }
1.34 kristaps 631: }
1.1 kristaps 632:
633: return(1);
634: }
635:
636:
1.2 kristaps 637: /* ARGSUSED */
1.1 kristaps 638: static int
639: merr(void *arg, int line, int col, const char *msg)
640: {
1.5 kristaps 641: struct curparse *curp;
642:
643: curp = (struct curparse *)arg;
1.36 kristaps 644:
1.40 kristaps 645: (void)fprintf(stderr, "%s:%d:%d: error: %s\n",
646: curp->file, line, col + 1, msg);
1.27 kristaps 647:
1.1 kristaps 648: return(0);
649: }
650:
651:
652: static int
1.37 kristaps 653: mwarn(void *arg, int line, int col, const char *msg)
1.1 kristaps 654: {
1.5 kristaps 655: struct curparse *curp;
1.1 kristaps 656:
1.5 kristaps 657: curp = (struct curparse *)arg;
1.1 kristaps 658:
1.36 kristaps 659: if ( ! (curp->wflags & WARN_WALL))
660: return(1);
661:
1.40 kristaps 662: (void)fprintf(stderr, "%s:%d:%d: warning: %s\n",
663: curp->file, line, col + 1, msg);
1.1 kristaps 664:
1.5 kristaps 665: if ( ! (curp->wflags & WARN_WERR))
1.1 kristaps 666: return(1);
1.27 kristaps 667:
1.1 kristaps 668: return(0);
669: }
670:
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